.header h1{
	width:200px;
	height:50px;
	margin:0 auto;
}
h1{
	width:160px;
	margin:0 auto;
}
img{float:left;}
.content1,.content2,.content3,.content4,.content5,.content6{
	border:1px sliod blue;
}
 
.content2 img{
    width:160px;
	height:120px;
}
.content3 img{
    width:160px;
	height:100px;
}
.content4 img{
    width:160px;
	height:100px;
}
.content5 img{
    width:160px;
	height:100px;
}
.footer{
	height:50px;
	color:gray;
}